N-(Polyalkylpiperidinyl)-carbamates of polyols

Details N-(Polyalkylpiperidinyl)-carbamates of polyols N-(Polyalkylpiperidinyl)-carbamates of polyols

1984-01-16

1985-12-03

Michl, Paul R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546187, 546189, 544130, 544364, C07D21134, C07D21158

Patent

active

045567140

ABSTRACT:
Compounds of the formula I ##STR1## in which m is zero, 1 or 2 and n is 2, 3 or 4, R.sup.1 is hydrogen or C.sub.1 -C.sub.4 -alkyl, A is the n-valent radical of a polyol and R.sup.2 and R.sup.3 are monovalent radicals as defined in claim 1, are outstanding light stabilizers for organic materials, particularly for organic polymers.

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patent: 3937711 (1976-02-01), Cook
patent: 4191683 (1980-03-01), Brunetti et al.
patent: 4233412 (1980-11-01), Rody et al.
patent: 4348524 (1982-09-01), Karrer et al.
patent: 4468488 (1984-08-01), Minagawa et al.

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